MJOLNER 200A Micro Ohmmeter

The Programma MJOLNER 200A Micro Ohmmeter is a high-precision instrument designed for accurate measurement of low resistance in electrical circuits, cables, busbars, and switches. Engineered for professionals in electrical maintenance, power plants, and industrial installations, this device provides reliable and repeatable readings even under challenging conditions.

Equipped with a robust 4-wire measurement system, the MJOLNER 200A minimizes the effects of contact and lead resistance, ensuring precise results for resistances down to micro-ohm levels. Its user-friendly interface, large display, and straightforward controls allow technicians to perform tests quickly and safely.

The MJOLNER 200A also features advanced safety protections and is built for durability in harsh industrial environments. It is ideal for verifying the integrity of connections, detecting early signs of equipment degradation, and ensuring compliance with electrical standards.

With the Programma MJOLNER 200A Micro Ohmmeter, accuracy, reliability, and efficiency are always within reach, making it an essential tool for any electrical professional.

Key Features:

Ultra-Low Resistance Measurement – Accurate down to micro-ohms for cables, busbars, connections, and electrical contacts.
High Test Current up to 200 A DC – Provides stable and reliable results for low-resistance measurements.
4-Wire (Kelvin) Measurement Method – Eliminates the influence of lead and contact resistance for precise results.
Large Digital Display – Clear LCD screen for instant readings in the field.
Rugged Industrial Design – Durable for heavy-duty environments and daily professional use.
Integrated Safety Protection – Overcurrent and short-circuit protection for both operator and device safety.
Data Storage Memory – Stores test results for documentation, analysis, or reporting.
PC Connectivity – USB/RS232 ports for data transfer and software integration.

Specifications

• Measurement Range: 0.1 μΩ – 200 mΩ

• Test Current: Up to 200 A DC (adjustable)

• Measurement Method: 4-wire (Kelvin) for micro-ohm accuracy

• Accuracy: ±0.1% of reading ±1 digit

• Resolution: 0.1 μΩ

• Display: Large digital LCD with backlight

• Data Storage: Internal memory for multiple test results

• Interfaces: USB / RS232 for PC connectivity

• Power Supply: 220V AC / 50Hz (with built-in safety fuse)

• Operating Temperature: 0°C to 50°C

• Storage Temperature: -20°C to 70°C

• Dimensions: 450 x 200 x 300 mm (approx.)

• Weight: 18 kg (approx.)

• Safety Features: Overcurrent protection, short-circuit protection, insulated test leads

• Included Accessories: Test cables, clamps, carrying case, user manual